Final answer:
The Bermuda High is a semi-permanent pressure system that causes weather over the United States.
Step-by-step explanation:
A semi-permanent pressure system that causes weather over the United States is the Bermuda High. The Bermuda High is a high-pressure system located in the Atlantic Ocean near Bermuda. It influences the weather patterns over the southeastern United States, bringing warm and humid conditions, as well as contributing to the development of tropical storms and hurricanes.